Finding the Third Proportional to 9,155,054 and 13,850,409

Step by Step Solution

1. Step 1: Write the proportion equation
   9,155,054 : 13,850,409 = 13,850,409 : x
2. Step 2: Convert to fraction form
   9,155,054/13,850,409 = 13,850,409/x
3. Step 3: Cross multiply
   9,155,054x = 13,850,409 × 13,850,409
4. Step 4: Simplify right side
   9,155,054x = 191,833,829,467,281
5. Step 5: Solve for x
   x = 191,833,829,467,281/9,155,054
6. Step 6: Final answer
   x = 20,953,871.98