Finding the Third Proportional to 12,580,087.50 and 19,883,785.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,580,087.50 : 19,883,785.50 = 19,883,785.50 : x
2. Step 2: Convert to fraction form
   12,580,087.50/19,883,785.50 = 19,883,785.50/x
3. Step 3: Cross multiply
   12,580,087.50x = 19,883,785.50 × 19,883,785.50
4. Step 4: Simplify right side
   12,580,087.50x = 395,364,925,810,010.25
5. Step 5: Solve for x
   x = 395,364,925,810,010.25/12,580,087.50
6. Step 6: Final answer
   x = 31,427,835.92