Finding the Fourth Proportional to 1,141,978.50, 1,575,981.97 and 632,680.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,978.50 : 1,575,981.97 = 632,680.88 : x
2. Step 2: Convert to fraction form
   1,141,978.50/1,575,981.97 = 632,680.88/x
3. Step 3: Cross multiply
   1,141,978.50x = 1,575,981.97 × 632,680.88
4. Step 4: Simplify right side
   1,141,978.50x = 997,093,650,182.12
5. Step 5: Solve for x
   x = 997,093,650,182.12/1,141,978.50
6. Step 6: Final answer
   x = 873,128.22