Finding the Third Proportional to 34,009,716 and 69,446,928.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,009,716 : 69,446,928.50 = 69,446,928.50 : x
2. Step 2: Convert to fraction form
   34,009,716/69,446,928.50 = 69,446,928.50/x
3. Step 3: Cross multiply
   34,009,716x = 69,446,928.50 × 69,446,928.50
4. Step 4: Simplify right side
   34,009,716x = 4,822,875,878,084,112
5. Step 5: Solve for x
   x = 4,822,875,878,084,112/34,009,716
6. Step 6: Final answer
   x = 141,808,766.59