Finding the Fourth Proportional to 34,483,028.74, 51,666,010.42 and 20,807,440.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,483,028.74 : 51,666,010.42 = 20,807,440.72 : x
2. Step 2: Convert to fraction form
   34,483,028.74/51,666,010.42 = 20,807,440.72/x
3. Step 3: Cross multiply
   34,483,028.74x = 51,666,010.42 × 20,807,440.72
4. Step 4: Simplify right side
   34,483,028.74x = 1,075,037,449,053,052.25
5. Step 5: Solve for x
   x = 1,075,037,449,053,052.25/34,483,028.74
6. Step 6: Final answer
   x = 31,175,841.81