Finding the Fourth Proportional to 110,394.69, 152,364.61 and 65,070.06

Step by Step Solution

1. Step 1: Write the proportion equation
   110,394.69 : 152,364.61 = 65,070.06 : x
2. Step 2: Convert to fraction form
   110,394.69/152,364.61 = 65,070.06/x
3. Step 3: Cross multiply
   110,394.69x = 152,364.61 × 65,070.06
4. Step 4: Simplify right side
   110,394.69x = 9,914,374,314.58
5. Step 5: Solve for x
   x = 9,914,374,314.58/110,394.69
6. Step 6: Final answer
   x = 89,808.43