Finding the Fourth Proportional to 92,695.23, 139,084.20 and 42,748.52

Step by Step Solution

1. Step 1: Write the proportion equation
   92,695.23 : 139,084.20 = 42,748.52 : x
2. Step 2: Convert to fraction form
   92,695.23/139,084.20 = 42,748.52/x
3. Step 3: Cross multiply
   92,695.23x = 139,084.20 × 42,748.52
4. Step 4: Simplify right side
   92,695.23x = 5,945,643,705.38
5. Step 5: Solve for x
   x = 5,945,643,705.38/92,695.23
6. Step 6: Final answer
   x = 64,141.85