Finding the Third Proportional to 19,874,538 and 29,155,641

Step by Step Solution

1. Step 1: Write the proportion equation
   19,874,538 : 29,155,641 = 29,155,641 : x
2. Step 2: Convert to fraction form
   19,874,538/29,155,641 = 29,155,641/x
3. Step 3: Cross multiply
   19,874,538x = 29,155,641 × 29,155,641
4. Step 4: Simplify right side
   19,874,538x = 850,051,402,120,881
5. Step 5: Solve for x
   x = 850,051,402,120,881/19,874,538
6. Step 6: Final answer
   x = 42,770,876.09