Finding the Fourth Proportional to 21,729,429,705.52, 32,560,877,075.64 and 14,620,581,532.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,729,429,705.52 : 32,560,877,075.64 = 14,620,581,532.72 : x
2. Step 2: Convert to fraction form
   21,729,429,705.52/32,560,877,075.64 = 14,620,581,532.72/x
3. Step 3: Cross multiply
   21,729,429,705.52x = 32,560,877,075.64 × 14,620,581,532.72
4. Step 4: Simplify right side
   21,729,429,705.52x = 476,058,958,061,268,172,800
5. Step 5: Solve for x
   x = 476,058,958,061,268,172,800/21,729,429,705.52
6. Step 6: Final answer
   x = 21,908,488,373.27