Finding the Third Proportional to 31,853,209.50 and 69,784,016.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,853,209.50 : 69,784,016.06 = 69,784,016.06 : x
2. Step 2: Convert to fraction form
   31,853,209.50/69,784,016.06 = 69,784,016.06/x
3. Step 3: Cross multiply
   31,853,209.50x = 69,784,016.06 × 69,784,016.06
4. Step 4: Simplify right side
   31,853,209.50x = 4,869,808,897,811,258
5. Step 5: Solve for x
   x = 4,869,808,897,811,258/31,853,209.50
6. Step 6: Final answer
   x = 152,882,832.66