Finding the Fourth Proportional to 84,993,196.10, 127,489,794.15 and 83,103,628.10

Step by Step Solution

1. Step 1: Write the proportion equation
   84,993,196.10 : 127,489,794.15 = 83,103,628.10 : x
2. Step 2: Convert to fraction form
   84,993,196.10/127,489,794.15 = 83,103,628.10/x
3. Step 3: Cross multiply
   84,993,196.10x = 127,489,794.15 × 83,103,628.10
4. Step 4: Simplify right side
   84,993,196.10x = 10,594,864,439,587,156
5. Step 5: Solve for x
   x = 10,594,864,439,587,156/84,993,196.10
6. Step 6: Final answer
   x = 124,655,442.15