Finding the Fourth Proportional to 83,499.86, 115,229.13 and 45,774.02

Step by Step Solution

1. Step 1: Write the proportion equation
   83,499.86 : 115,229.13 = 45,774.02 : x
2. Step 2: Convert to fraction form
   83,499.86/115,229.13 = 45,774.02/x
3. Step 3: Cross multiply
   83,499.86x = 115,229.13 × 45,774.02
4. Step 4: Simplify right side
   83,499.86x = 5,274,500,501.20
5. Step 5: Solve for x
   x = 5,274,500,501.20/83,499.86
6. Step 6: Final answer
   x = 63,167.78