Finding the Fourth Proportional to 982,915,623.45, 1,356,415,499.33 and 536,879,271.15

Step by Step Solution

1. Step 1: Write the proportion equation
   982,915,623.45 : 1,356,415,499.33 = 536,879,271.15 : x
2. Step 2: Convert to fraction form
   982,915,623.45/1,356,415,499.33 = 536,879,271.15/x
3. Step 3: Cross multiply
   982,915,623.45x = 1,356,415,499.33 × 536,879,271.15
4. Step 4: Simplify right side
   982,915,623.45x = 728,231,364,656,155,776
5. Step 5: Solve for x
   x = 728,231,364,656,155,776/982,915,623.45
6. Step 6: Final answer
   x = 740,888,991.16