Finding the Fourth Proportional to 92,164.61, 127,207.89 and 60,315.05

Step by Step Solution

1. Step 1: Write the proportion equation
   92,164.61 : 127,207.89 = 60,315.05 : x
2. Step 2: Convert to fraction form
   92,164.61/127,207.89 = 60,315.05/x
3. Step 3: Cross multiply
   92,164.61x = 127,207.89 × 60,315.05
4. Step 4: Simplify right side
   92,164.61x = 7,672,549,609.71
5. Step 5: Solve for x
   x = 7,672,549,609.71/92,164.61
6. Step 6: Final answer
   x = 83,248.33