Finding the Fourth Proportional to 155,897.92, 233,881.50 and 72,746.56

Step by Step Solution

1. Step 1: Write the proportion equation
   155,897.92 : 233,881.50 = 72,746.56 : x
2. Step 2: Convert to fraction form
   155,897.92/233,881.50 = 72,746.56/x
3. Step 3: Cross multiply
   155,897.92x = 233,881.50 × 72,746.56
4. Step 4: Simplify right side
   155,897.92x = 17,014,074,572.64
5. Step 5: Solve for x
   x = 17,014,074,572.64/155,897.92
6. Step 6: Final answer
   x = 109,135.99