Finding the Fourth Proportional to 99,337.32, 136,994.69 and 73,907.37

Step by Step Solution

1. Step 1: Write the proportion equation
   99,337.32 : 136,994.69 = 73,907.37 : x
2. Step 2: Convert to fraction form
   99,337.32/136,994.69 = 73,907.37/x
3. Step 3: Cross multiply
   99,337.32x = 136,994.69 × 73,907.37
4. Step 4: Simplify right side
   99,337.32x = 10,124,917,426.63
5. Step 5: Solve for x
   x = 10,124,917,426.63/99,337.32
6. Step 6: Final answer
   x = 101,924.61