Finding the Third Proportional to 37,919,968.50 and 57,278,464.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,919,968.50 : 57,278,464.50 = 57,278,464.50 : x
2. Step 2: Convert to fraction form
   37,919,968.50/57,278,464.50 = 57,278,464.50/x
3. Step 3: Cross multiply
   37,919,968.50x = 57,278,464.50 × 57,278,464.50
4. Step 4: Simplify right side
   37,919,968.50x = 3,280,822,495,477,760
5. Step 5: Solve for x
   x = 3,280,822,495,477,760/37,919,968.50
6. Step 6: Final answer
   x = 86,519,652.45