Finding the Fourth Proportional to 10,123,561.58, 13,970,515.71 and 5,539,883.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,123,561.58 : 13,970,515.71 = 5,539,883.18 : x
2. Step 2: Convert to fraction form
   10,123,561.58/13,970,515.71 = 5,539,883.18/x
3. Step 3: Cross multiply
   10,123,561.58x = 13,970,515.71 × 5,539,883.18
4. Step 4: Simplify right side
   10,123,561.58x = 77,395,024,997,754.77
5. Step 5: Solve for x
   x = 77,395,024,997,754.77/10,123,561.58
6. Step 6: Final answer
   x = 7,645,039.19