Finding the Fourth Proportional to 1,141,990.50, 1,575,998.56 and 632,692.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,990.50 : 1,575,998.56 = 632,692.88 : x
2. Step 2: Convert to fraction form
   1,141,990.50/1,575,998.56 = 632,692.88/x
3. Step 3: Cross multiply
   1,141,990.50x = 1,575,998.56 × 632,692.88
4. Step 4: Simplify right side
   1,141,990.50x = 997,123,067,802.25
5. Step 5: Solve for x
   x = 997,123,067,802.25/1,141,990.50
6. Step 6: Final answer
   x = 873,144.80