Finding the Fourth Proportional to 71,156.61, 98,206.43 and 42,477.48

Step by Step Solution

1. Step 1: Write the proportion equation
   71,156.61 : 98,206.43 = 42,477.48 : x
2. Step 2: Convert to fraction form
   71,156.61/98,206.43 = 42,477.48/x
3. Step 3: Cross multiply
   71,156.61x = 98,206.43 × 42,477.48
4. Step 4: Simplify right side
   71,156.61x = 4,171,561,453.81
5. Step 5: Solve for x
   x = 4,171,561,453.81/71,156.61
6. Step 6: Final answer
   x = 58,625.07