Finding the Fourth Proportional to 149,061.30, 223,329.50 and 140,182.08

Step by Step Solution

1. Step 1: Write the proportion equation
   149,061.30 : 223,329.50 = 140,182.08 : x
2. Step 2: Convert to fraction form
   149,061.30/223,329.50 = 140,182.08/x
3. Step 3: Cross multiply
   149,061.30x = 223,329.50 × 140,182.08
4. Step 4: Simplify right side
   149,061.30x = 31,306,793,835.36
5. Step 5: Solve for x
   x = 31,306,793,835.36/149,061.30
6. Step 6: Final answer
   x = 210,026.30