Finding the Fourth Proportional to 99,364.34, 137,069.56 and 69,097.12

Step by Step Solution

1. Step 1: Write the proportion equation
   99,364.34 : 137,069.56 = 69,097.12 : x
2. Step 2: Convert to fraction form
   99,364.34/137,069.56 = 69,097.12/x
3. Step 3: Cross multiply
   99,364.34x = 137,069.56 × 69,097.12
4. Step 4: Simplify right side
   99,364.34x = 9,471,111,579.36
5. Step 5: Solve for x
   x = 9,471,111,579.36/99,364.34
6. Step 6: Final answer
   x = 95,317.01