Finding the Third Proportional to 14,258,488.50 and 30,789,688.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,258,488.50 : 30,789,688.50 = 30,789,688.50 : x
2. Step 2: Convert to fraction form
   14,258,488.50/30,789,688.50 = 30,789,688.50/x
3. Step 3: Cross multiply
   14,258,488.50x = 30,789,688.50 × 30,789,688.50
4. Step 4: Simplify right side
   14,258,488.50x = 948,004,917,927,032.25
5. Step 5: Solve for x
   x = 948,004,917,927,032.25/14,258,488.50
6. Step 6: Final answer
   x = 66,487,055.62