Finding the Third Proportional to 832,618,607,320 and 1,123,398,000,543

Step by Step Solution

1. Step 1: Write the proportion equation
   832,618,607,320 : 1,123,398,000,543 = 1,123,398,000,543 : x
2. Step 2: Convert to fraction form
   832,618,607,320/1,123,398,000,543 = 1,123,398,000,543/x
3. Step 3: Cross multiply
   832,618,607,320x = 1,123,398,000,543 × 1,123,398,000,543
4. Step 4: Simplify right side
   832,618,607,320x = 1,262,023,067,624,010,116,235,264
5. Step 5: Solve for x
   x = 1,262,023,067,624,010,116,235,264/832,618,607,320
6. Step 6: Final answer
   x = 1,515,727,677,148.80