Finding the Fourth Proportional to 93,076.04, 128,522.50 and 86,322.32

Step by Step Solution

1. Step 1: Write the proportion equation
   93,076.04 : 128,522.50 = 86,322.32 : x
2. Step 2: Convert to fraction form
   93,076.04/128,522.50 = 86,322.32/x
3. Step 3: Cross multiply
   93,076.04x = 128,522.50 × 86,322.32
4. Step 4: Simplify right side
   93,076.04x = 11,094,359,513.78
5. Step 5: Solve for x
   x = 11,094,359,513.78/93,076.04
6. Step 6: Final answer
   x = 119,196.74