Finding the Third Proportional to 46,691,106.50 and 69,779,320

Step by Step Solution

1. Step 1: Write the proportion equation
   46,691,106.50 : 69,779,320 = 69,779,320 : x
2. Step 2: Convert to fraction form
   46,691,106.50/69,779,320 = 69,779,320/x
3. Step 3: Cross multiply
   46,691,106.50x = 69,779,320 × 69,779,320
4. Step 4: Simplify right side
   46,691,106.50x = 4,869,153,499,662,400
5. Step 5: Solve for x
   x = 4,869,153,499,662,400/46,691,106.50
6. Step 6: Final answer
   x = 104,284,388.71