Finding the Fourth Proportional to 64,368,648.83, 96,552,973.25 and 18,930,443.33

Step by Step Solution

1. Step 1: Write the proportion equation
   64,368,648.83 : 96,552,973.25 = 18,930,443.33 : x
2. Step 2: Convert to fraction form
   64,368,648.83/96,552,973.25 = 18,930,443.33/x
3. Step 3: Cross multiply
   64,368,648.83x = 96,552,973.25 × 18,930,443.33
4. Step 4: Simplify right side
   64,368,648.83x = 1,827,790,587,874,713.75
5. Step 5: Solve for x
   x = 1,827,790,587,874,713.75/64,368,648.83
6. Step 6: Final answer
   x = 28,395,664.99