Finding the Fourth Proportional to 103,111,140.06, 142,258,549.50 and 58,452,323.94

Step by Step Solution

1. Step 1: Write the proportion equation
   103,111,140.06 : 142,258,549.50 = 58,452,323.94 : x
2. Step 2: Convert to fraction form
   103,111,140.06/142,258,549.50 = 58,452,323.94/x
3. Step 3: Cross multiply
   103,111,140.06x = 142,258,549.50 × 58,452,323.94
4. Step 4: Simplify right side
   103,111,140.06x = 8,315,342,818,608,525
5. Step 5: Solve for x
   x = 8,315,342,818,608,525/103,111,140.06
6. Step 6: Final answer
   x = 80,644,465.90