Finding the Third Proportional to 17,937,885 and 42,112,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,937,885 : 42,112,042.50 = 42,112,042.50 : x
2. Step 2: Convert to fraction form
   17,937,885/42,112,042.50 = 42,112,042.50/x
3. Step 3: Cross multiply
   17,937,885x = 42,112,042.50 × 42,112,042.50
4. Step 4: Simplify right side
   17,937,885x = 1,773,424,123,521,806.25
5. Step 5: Solve for x
   x = 1,773,424,123,521,806.25/17,937,885
6. Step 6: Final answer
   x = 98,864,728.12