Finding the Fourth Proportional to 56,862,694.08, 78,470,526.78 and 30,757,200.48

Step by Step Solution

1. Step 1: Write the proportion equation
   56,862,694.08 : 78,470,526.78 = 30,757,200.48 : x
2. Step 2: Convert to fraction form
   56,862,694.08/78,470,526.78 = 30,757,200.48/x
3. Step 3: Cross multiply
   56,862,694.08x = 78,470,526.78 × 30,757,200.48
4. Step 4: Simplify right side
   56,862,694.08x = 2,413,533,723,943,669
5. Step 5: Solve for x
   x = 2,413,533,723,943,669/56,862,694.08
6. Step 6: Final answer
   x = 42,444,941.50