Finding the Third Proportional to 10,333,887 and 16,128,742.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,333,887 : 16,128,742.50 = 16,128,742.50 : x
2. Step 2: Convert to fraction form
   10,333,887/16,128,742.50 = 16,128,742.50/x
3. Step 3: Cross multiply
   10,333,887x = 16,128,742.50 × 16,128,742.50
4. Step 4: Simplify right side
   10,333,887x = 260,136,334,631,306.25
5. Step 5: Solve for x
   x = 260,136,334,631,306.25/10,333,887
6. Step 6: Final answer
   x = 25,173,135.20