Finding the Fourth Proportional to 70,479.63, 105,672.29 and 37,164.51

Step by Step Solution

1. Step 1: Write the proportion equation
   70,479.63 : 105,672.29 = 37,164.51 : x
2. Step 2: Convert to fraction form
   70,479.63/105,672.29 = 37,164.51/x
3. Step 3: Cross multiply
   70,479.63x = 105,672.29 × 37,164.51
4. Step 4: Simplify right side
   70,479.63x = 3,927,258,692.61
5. Step 5: Solve for x
   x = 3,927,258,692.61/70,479.63
6. Step 6: Final answer
   x = 55,721.90