Finding the Fourth Proportional to 105,061.63, 156,773.01 and 93,739.13

Step by Step Solution

1. Step 1: Write the proportion equation
   105,061.63 : 156,773.01 = 93,739.13 : x
2. Step 2: Convert to fraction form
   105,061.63/156,773.01 = 93,739.13/x
3. Step 3: Cross multiply
   105,061.63x = 156,773.01 × 93,739.13
4. Step 4: Simplify right side
   105,061.63x = 14,695,765,564.88
5. Step 5: Solve for x
   x = 14,695,765,564.88/105,061.63
6. Step 6: Final answer
   x = 139,877.57