Finding the Fourth Proportional to 1,062,774,656.72, 1,466,920,736.82 and 616,881,672.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062,774,656.72 : 1,466,920,736.82 = 616,881,672.68 : x
2. Step 2: Convert to fraction form
   1,062,774,656.72/1,466,920,736.82 = 616,881,672.68/x
3. Step 3: Cross multiply
   1,062,774,656.72x = 1,466,920,736.82 × 616,881,672.68
4. Step 4: Simplify right side
   1,062,774,656.72x = 904,916,517,818,499,584
5. Step 5: Solve for x
   x = 904,916,517,818,499,584/1,062,774,656.72
6. Step 6: Final answer
   x = 851,466,030.07