Finding the Fourth Proportional to 988,630.12, 1,483,061.82 and 740,886.76

Step by Step Solution

1. Step 1: Write the proportion equation
   988,630.12 : 1,483,061.82 = 740,886.76 : x
2. Step 2: Convert to fraction form
   988,630.12/1,483,061.82 = 740,886.76/x
3. Step 3: Cross multiply
   988,630.12x = 1,483,061.82 × 740,886.76
4. Step 4: Simplify right side
   988,630.12x = 1,098,780,866,699.50
5. Step 5: Solve for x
   x = 1,098,780,866,699.50/988,630.12
6. Step 6: Final answer
   x = 1,111,417.55