Finding the Fourth Proportional to 71,477.61, 107,113.05 and 39,463.00

Step by Step Solution

1. Step 1: Write the proportion equation
   71,477.61 : 107,113.05 = 39,463.00 : x
2. Step 2: Convert to fraction form
   71,477.61/107,113.05 = 39,463.00/x
3. Step 3: Cross multiply
   71,477.61x = 107,113.05 × 39,463.00
4. Step 4: Simplify right side
   71,477.61x = 4,227,002,024.37
5. Step 5: Solve for x
   x = 4,227,002,024.37/71,477.61
6. Step 6: Final answer
   x = 59,137.43