Finding the Fourth Proportional to 1,314,916,893.61, 1,814,586,291.50 and 712,092,196.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,916,893.61 : 1,814,586,291.50 = 712,092,196.18 : x
2. Step 2: Convert to fraction form
   1,314,916,893.61/1,814,586,291.50 = 712,092,196.18/x
3. Step 3: Cross multiply
   1,314,916,893.61x = 1,814,586,291.50 × 712,092,196.18
4. Step 4: Simplify right side
   1,314,916,893.61x = 1,292,152,737,472,356,608
5. Step 5: Solve for x
   x = 1,292,152,737,472,356,608/1,314,916,893.61
6. Step 6: Final answer
   x = 982,687,760.54