Finding the Fourth Proportional to 109,483.89, 164,397.69 and 65,307.66

Step by Step Solution

1. Step 1: Write the proportion equation
   109,483.89 : 164,397.69 = 65,307.66 : x
2. Step 2: Convert to fraction form
   109,483.89/164,397.69 = 65,307.66/x
3. Step 3: Cross multiply
   109,483.89x = 164,397.69 × 65,307.66
4. Step 4: Simplify right side
   109,483.89x = 10,736,428,443.31
5. Step 5: Solve for x
   x = 10,736,428,443.31/109,483.89
6. Step 6: Final answer
   x = 98,064.00