Finding the Fourth Proportional to 42,674.04, 64,056.15 and 23,970.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,674.04 : 64,056.15 = 23,970.06 : x
2. Step 2: Convert to fraction form
   42,674.04/64,056.15 = 23,970.06/x
3. Step 3: Cross multiply
   42,674.04x = 64,056.15 × 23,970.06
4. Step 4: Simplify right side
   42,674.04x = 1,535,429,758.87
5. Step 5: Solve for x
   x = 1,535,429,758.87/42,674.04
6. Step 6: Final answer
   x = 35,980.42