Finding the Fourth Proportional to 118,019.01, 176,856.80 and 72,944.13

Step by Step Solution

1. Step 1: Write the proportion equation
   118,019.01 : 176,856.80 = 72,944.13 : x
2. Step 2: Convert to fraction form
   118,019.01/176,856.80 = 72,944.13/x
3. Step 3: Cross multiply
   118,019.01x = 176,856.80 × 72,944.13
4. Step 4: Simplify right side
   118,019.01x = 12,900,665,045.86
5. Step 5: Solve for x
   x = 12,900,665,045.86/118,019.01
6. Step 6: Final answer
   x = 109,310.06