Finding the Fourth Proportional to 14,129,024.50, 21,196,697.37 and 5,153,576.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,129,024.50 : 21,196,697.37 = 5,153,576.50 : x
2. Step 2: Convert to fraction form
   14,129,024.50/21,196,697.37 = 5,153,576.50/x
3. Step 3: Cross multiply
   14,129,024.50x = 21,196,697.37 × 5,153,576.50
4. Step 4: Simplify right side
   14,129,024.50x = 109,238,801,443,643.81
5. Step 5: Solve for x
   x = 109,238,801,443,643.81/14,129,024.50
6. Step 6: Final answer
   x = 7,731,517.59