Finding the Fourth Proportional to 988,066.76, 1,363,352.72 and 552,492.09

Step by Step Solution

1. Step 1: Write the proportion equation
   988,066.76 : 1,363,352.72 = 552,492.09 : x
2. Step 2: Convert to fraction form
   988,066.76/1,363,352.72 = 552,492.09/x
3. Step 3: Cross multiply
   988,066.76x = 1,363,352.72 × 552,492.09
4. Step 4: Simplify right side
   988,066.76x = 753,241,590,917.52
5. Step 5: Solve for x
   x = 753,241,590,917.52/988,066.76
6. Step 6: Final answer
   x = 762,338.77