Finding the Third Proportional to 3,861,213 and 5,238,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,861,213 : 5,238,085.50 = 5,238,085.50 : x
2. Step 2: Convert to fraction form
   3,861,213/5,238,085.50 = 5,238,085.50/x
3. Step 3: Cross multiply
   3,861,213x = 5,238,085.50 × 5,238,085.50
4. Step 4: Simplify right side
   3,861,213x = 27,437,539,705,310.25
5. Step 5: Solve for x
   x = 27,437,539,705,310.25/3,861,213
6. Step 6: Final answer
   x = 7,105,937.88