Finding the Fourth Proportional to 83,424.64, 124,823.04 and 58,513.32

Step by Step Solution

1. Step 1: Write the proportion equation
   83,424.64 : 124,823.04 = 58,513.32 : x
2. Step 2: Convert to fraction form
   83,424.64/124,823.04 = 58,513.32/x
3. Step 3: Cross multiply
   83,424.64x = 124,823.04 × 58,513.32
4. Step 4: Simplify right side
   83,424.64x = 7,303,810,482.89
5. Step 5: Solve for x
   x = 7,303,810,482.89/83,424.64
6. Step 6: Final answer
   x = 87,549.80