Finding the Third Proportional to 39,158,248 and 83,985,040

Step by Step Solution

1. Step 1: Write the proportion equation
   39,158,248 : 83,985,040 = 83,985,040 : x
2. Step 2: Convert to fraction form
   39,158,248/83,985,040 = 83,985,040/x
3. Step 3: Cross multiply
   39,158,248x = 83,985,040 × 83,985,040
4. Step 4: Simplify right side
   39,158,248x = 7,053,486,943,801,600
5. Step 5: Solve for x
   x = 7,053,486,943,801,600/39,158,248
6. Step 6: Final answer
   x = 180,127,745.85