Finding the Fourth Proportional to 245,061.06, 338,144.52 and 153,169.50

Step by Step Solution

1. Step 1: Write the proportion equation
   245,061.06 : 338,144.52 = 153,169.50 : x
2. Step 2: Convert to fraction form
   245,061.06/338,144.52 = 153,169.50/x
3. Step 3: Cross multiply
   245,061.06x = 338,144.52 × 153,169.50
4. Step 4: Simplify right side
   245,061.06x = 51,793,427,056.14
5. Step 5: Solve for x
   x = 51,793,427,056.14/245,061.06
6. Step 6: Final answer
   x = 211,349.07