Finding the Fourth Proportional to 597,978.30, 896,814.34 and 177,155.76

Step by Step Solution

1. Step 1: Write the proportion equation
   597,978.30 : 896,814.34 = 177,155.76 : x
2. Step 2: Convert to fraction form
   597,978.30/896,814.34 = 177,155.76/x
3. Step 3: Cross multiply
   597,978.30x = 896,814.34 × 177,155.76
4. Step 4: Simplify right side
   597,978.30x = 158,875,825,981.60
5. Step 5: Solve for x
   x = 158,875,825,981.60/597,978.30
6. Step 6: Final answer
   x = 265,688.28