Finding the Third Proportional to 12,529,768 and 19,937,490

Step by Step Solution

1. Step 1: Write the proportion equation
   12,529,768 : 19,937,490 = 19,937,490 : x
2. Step 2: Convert to fraction form
   12,529,768/19,937,490 = 19,937,490/x
3. Step 3: Cross multiply
   12,529,768x = 19,937,490 × 19,937,490
4. Step 4: Simplify right side
   12,529,768x = 397,503,507,500,100
5. Step 5: Solve for x
   x = 397,503,507,500,100/12,529,768
6. Step 6: Final answer
   x = 31,724,730.06