Finding the Fourth Proportional to 1,665,799,931.22, 2,498,980,814.24 and 560,141,959.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,799,931.22 : 2,498,980,814.24 = 560,141,959.68 : x
2. Step 2: Convert to fraction form
   1,665,799,931.22/2,498,980,814.24 = 560,141,959.68/x
3. Step 3: Cross multiply
   1,665,799,931.22x = 2,498,980,814.24 × 560,141,959.68
4. Step 4: Simplify right side
   1,665,799,931.22x = 1,399,784,010,488,314,880
5. Step 5: Solve for x
   x = 1,399,784,010,488,314,880/1,665,799,931.22
6. Step 6: Final answer
   x = 840,307,400.82