Finding the Fourth Proportional to 83,410.38, 124,801.66 and 58,499.05

Step by Step Solution

1. Step 1: Write the proportion equation
   83,410.38 : 124,801.66 = 58,499.05 : x
2. Step 2: Convert to fraction form
   83,410.38/124,801.66 = 58,499.05/x
3. Step 3: Cross multiply
   83,410.38x = 124,801.66 × 58,499.05
4. Step 4: Simplify right side
   83,410.38x = 7,300,778,548.42
5. Step 5: Solve for x
   x = 7,300,778,548.42/83,410.38
6. Step 6: Final answer
   x = 87,528.42