Finding the Third Proportional to 17,640,915 and 37,984,881

Step by Step Solution

1. Step 1: Write the proportion equation
   17,640,915 : 37,984,881 = 37,984,881 : x
2. Step 2: Convert to fraction form
   17,640,915/37,984,881 = 37,984,881/x
3. Step 3: Cross multiply
   17,640,915x = 37,984,881 × 37,984,881
4. Step 4: Simplify right side
   17,640,915x = 1,442,851,184,584,161
5. Step 5: Solve for x
   x = 1,442,851,184,584,161/17,640,915
6. Step 6: Final answer
   x = 81,790,042.33