Finding the Fourth Proportional to 151,848.61, 209,552.76 and 83,864.00

Step by Step Solution

1. Step 1: Write the proportion equation
   151,848.61 : 209,552.76 = 83,864.00 : x
2. Step 2: Convert to fraction form
   151,848.61/209,552.76 = 83,864.00/x
3. Step 3: Cross multiply
   151,848.61x = 209,552.76 × 83,864.00
4. Step 4: Simplify right side
   151,848.61x = 17,573,933,188.52
5. Step 5: Solve for x
   x = 17,573,933,188.52/151,848.61
6. Step 6: Final answer
   x = 115,733.25