Finding the Fourth Proportional to 43,309,836.19, 64,972,947.69 and 17,404,154.14

Step by Step Solution

1. Step 1: Write the proportion equation
   43,309,836.19 : 64,972,947.69 = 17,404,154.14 : x
2. Step 2: Convert to fraction form
   43,309,836.19/64,972,947.69 = 17,404,154.14/x
3. Step 3: Cross multiply
   43,309,836.19x = 64,972,947.69 × 17,404,154.14
4. Step 4: Simplify right side
   43,309,836.19x = 1,130,799,196,526,917
5. Step 5: Solve for x
   x = 1,130,799,196,526,917/43,309,836.19
6. Step 6: Final answer
   x = 26,109,523.75