Finding the Fourth Proportional to 70,354.28, 105,438.12 and 37,097.89

Step by Step Solution

1. Step 1: Write the proportion equation
   70,354.28 : 105,438.12 = 37,097.89 : x
2. Step 2: Convert to fraction form
   70,354.28/105,438.12 = 37,097.89/x
3. Step 3: Cross multiply
   70,354.28x = 105,438.12 × 37,097.89
4. Step 4: Simplify right side
   70,354.28x = 3,911,531,777.57
5. Step 5: Solve for x
   x = 3,911,531,777.57/70,354.28
6. Step 6: Final answer
   x = 55,597.64