Finding the Fourth Proportional to 149,875.31, 206,827.93 and 82,807.31

Step by Step Solution

1. Step 1: Write the proportion equation
   149,875.31 : 206,827.93 = 82,807.31 : x
2. Step 2: Convert to fraction form
   149,875.31/206,827.93 = 82,807.31/x
3. Step 3: Cross multiply
   149,875.31x = 206,827.93 × 82,807.31
4. Step 4: Simplify right side
   149,875.31x = 17,126,865,136.75
5. Step 5: Solve for x
   x = 17,126,865,136.75/149,875.31
6. Step 6: Final answer
   x = 114,274.09