Finding the Fourth Proportional to 825,876.52, 1,237,978.14 and 559,663.96

Step by Step Solution

1. Step 1: Write the proportion equation
   825,876.52 : 1,237,978.14 = 559,663.96 : x
2. Step 2: Convert to fraction form
   825,876.52/1,237,978.14 = 559,663.96/x
3. Step 3: Cross multiply
   825,876.52x = 1,237,978.14 × 559,663.96
4. Step 4: Simplify right side
   825,876.52x = 692,851,748,225.83
5. Step 5: Solve for x
   x = 692,851,748,225.83/825,876.52
6. Step 6: Final answer
   x = 838,928.98