Finding the Third Proportional to 9,113,771.50 and 21,513,916.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,113,771.50 : 21,513,916.50 = 21,513,916.50 : x
2. Step 2: Convert to fraction form
   9,113,771.50/21,513,916.50 = 21,513,916.50/x
3. Step 3: Cross multiply
   9,113,771.50x = 21,513,916.50 × 21,513,916.50
4. Step 4: Simplify right side
   9,113,771.50x = 462,848,603,168,972.25
5. Step 5: Solve for x
   x = 462,848,603,168,972.25/9,113,771.50
6. Step 6: Final answer
   x = 50,785,627.35