Finding the Fourth Proportional to 148,475.42, 204,900.90 and 83,946.57

Step by Step Solution

1. Step 1: Write the proportion equation
   148,475.42 : 204,900.90 = 83,946.57 : x
2. Step 2: Convert to fraction form
   148,475.42/204,900.90 = 83,946.57/x
3. Step 3: Cross multiply
   148,475.42x = 204,900.90 × 83,946.57
4. Step 4: Simplify right side
   148,475.42x = 17,200,727,744.91
5. Step 5: Solve for x
   x = 17,200,727,744.91/148,475.42
6. Step 6: Final answer
   x = 115,848.99