Finding the Fourth Proportional to 156,535.50, 234,842.13 and 45,727.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,535.50 : 234,842.13 = 45,727.50 : x
2. Step 2: Convert to fraction form
   156,535.50/234,842.13 = 45,727.50/x
3. Step 3: Cross multiply
   156,535.50x = 234,842.13 × 45,727.50
4. Step 4: Simplify right side
   156,535.50x = 10,738,743,499.58
5. Step 5: Solve for x
   x = 10,738,743,499.58/156,535.50
6. Step 6: Final answer
   x = 68,602.61