Finding the Third Proportional to 17,218,518.75 and 37,463,641.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,218,518.75 : 37,463,641.50 = 37,463,641.50 : x
2. Step 2: Convert to fraction form
   17,218,518.75/37,463,641.50 = 37,463,641.50/x
3. Step 3: Cross multiply
   17,218,518.75x = 37,463,641.50 × 37,463,641.50
4. Step 4: Simplify right side
   17,218,518.75x = 1,403,524,434,440,522.25
5. Step 5: Solve for x
   x = 1,403,524,434,440,522.25/17,218,518.75
6. Step 6: Final answer
   x = 81,512,495.63