Finding the Fourth Proportional to 1,272,561,020.69, 1,756,106,690.58 and 736,735,279.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,561,020.69 : 1,756,106,690.58 = 736,735,279.52 : x
2. Step 2: Convert to fraction form
   1,272,561,020.69/1,756,106,690.58 = 736,735,279.52/x
3. Step 3: Cross multiply
   1,272,561,020.69x = 1,756,106,690.58 × 736,735,279.52
4. Step 4: Simplify right side
   1,272,561,020.69x = 1,293,785,753,555,788,800
5. Step 5: Solve for x
   x = 1,293,785,753,555,788,800/1,272,561,020.69
6. Step 6: Final answer
   x = 1,016,678,754.52