Finding the Fourth Proportional to 127,663.59, 191,478.15 and 52,773.35

Step by Step Solution

1. Step 1: Write the proportion equation
   127,663.59 : 191,478.15 = 52,773.35 : x
2. Step 2: Convert to fraction form
   127,663.59/191,478.15 = 52,773.35/x
3. Step 3: Cross multiply
   127,663.59x = 191,478.15 × 52,773.35
4. Step 4: Simplify right side
   127,663.59x = 10,104,943,156.87
5. Step 5: Solve for x
   x = 10,104,943,156.87/127,663.59
6. Step 6: Final answer
   x = 79,152.90