Finding the Fourth Proportional to 148,499.30, 204,926.55 and 83,967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,499.30 : 204,926.55 = 83,967.50 : x
2. Step 2: Convert to fraction form
   148,499.30/204,926.55 = 83,967.50/x
3. Step 3: Cross multiply
   148,499.30x = 204,926.55 × 83,967.50
4. Step 4: Simplify right side
   148,499.30x = 17,207,170,087.13
5. Step 5: Solve for x
   x = 17,207,170,087.13/148,499.30
6. Step 6: Final answer
   x = 115,873.75