Finding the Third Proportional to 12,861,688 and 28,314,152

Step by Step Solution

1. Step 1: Write the proportion equation
   12,861,688 : 28,314,152 = 28,314,152 : x
2. Step 2: Convert to fraction form
   12,861,688/28,314,152 = 28,314,152/x
3. Step 3: Cross multiply
   12,861,688x = 28,314,152 × 28,314,152
4. Step 4: Simplify right side
   12,861,688x = 801,691,203,479,104
5. Step 5: Solve for x
   x = 801,691,203,479,104/12,861,688
6. Step 6: Final answer
   x = 62,331,725.31