Finding the Third Proportional to 21,908,751.50 and 47,453,111.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,908,751.50 : 47,453,111.25 = 47,453,111.25 : x
2. Step 2: Convert to fraction form
   21,908,751.50/47,453,111.25 = 47,453,111.25/x
3. Step 3: Cross multiply
   21,908,751.50x = 47,453,111.25 × 47,453,111.25
4. Step 4: Simplify right side
   21,908,751.50x = 2,251,797,767,304,876.50
5. Step 5: Solve for x
   x = 2,251,797,767,304,876.50/21,908,751.50
6. Step 6: Final answer
   x = 102,780,743.45