Finding the Fourth Proportional to 70,342.50, 105,539.67 and 37,061.22

Step by Step Solution

1. Step 1: Write the proportion equation
   70,342.50 : 105,539.67 = 37,061.22 : x
2. Step 2: Convert to fraction form
   70,342.50/105,539.67 = 37,061.22/x
3. Step 3: Cross multiply
   70,342.50x = 105,539.67 × 37,061.22
4. Step 4: Simplify right side
   70,342.50x = 3,911,428,928.60
5. Step 5: Solve for x
   x = 3,911,428,928.60/70,342.50
6. Step 6: Final answer
   x = 55,605.49