Finding the Third Proportional to 15,153,085.13 and 23,107,978.69

Step by Step Solution

1. Step 1: Write the proportion equation
   15,153,085.13 : 23,107,978.69 = 23,107,978.69 : x
2. Step 2: Convert to fraction form
   15,153,085.13/23,107,978.69 = 23,107,978.69/x
3. Step 3: Cross multiply
   15,153,085.13x = 23,107,978.69 × 23,107,978.69
4. Step 4: Simplify right side
   15,153,085.13x = 533,978,679,021,954.25
5. Step 5: Solve for x
   x = 533,978,679,021,954.25/15,153,085.13
6. Step 6: Final answer
   x = 35,238,941.42