Finding the Fourth Proportional to 103,175,118.54, 142,382,792.25 and 56,132,459.10

Step by Step Solution

1. Step 1: Write the proportion equation
   103,175,118.54 : 142,382,792.25 = 56,132,459.10 : x
2. Step 2: Convert to fraction form
   103,175,118.54/142,382,792.25 = 56,132,459.10/x
3. Step 3: Cross multiply
   103,175,118.54x = 142,382,792.25 × 56,132,459.10
4. Step 4: Simplify right side
   103,175,118.54x = 7,992,296,262,516,922
5. Step 5: Solve for x
   x = 7,992,296,262,516,922/103,175,118.54
6. Step 6: Final answer
   x = 77,463,407.61