Finding the Fourth Proportional to 51,572,833.02, 71,272,581.34 and 42,265,726.46

Step by Step Solution

1. Step 1: Write the proportion equation
   51,572,833.02 : 71,272,581.34 = 42,265,726.46 : x
2. Step 2: Convert to fraction form
   51,572,833.02/71,272,581.34 = 42,265,726.46/x
3. Step 3: Cross multiply
   51,572,833.02x = 71,272,581.34 × 42,265,726.46
4. Step 4: Simplify right side
   51,572,833.02x = 3,012,387,427,014,540.50
5. Step 5: Solve for x
   x = 3,012,387,427,014,540.50/51,572,833.02
6. Step 6: Final answer
   x = 58,410,353.87