Finding the Fourth Proportional to 1,086,407,681.99, 1,499,278,814.32 and 610,181,972.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,407,681.99 : 1,499,278,814.32 = 610,181,972.50 : x
2. Step 2: Convert to fraction form
   1,086,407,681.99/1,499,278,814.32 = 610,181,972.50/x
3. Step 3: Cross multiply
   1,086,407,681.99x = 1,499,278,814.32 × 610,181,972.50
4. Step 4: Simplify right side
   1,086,407,681.99x = 914,832,904,249,238,784
5. Step 5: Solve for x
   x = 914,832,904,249,238,784/1,086,407,681.99
6. Step 6: Final answer
   x = 842,071,461.22