Finding the Fourth Proportional to 142,315.82, 213,510.69 and 42,476.00

Step by Step Solution

1. Step 1: Write the proportion equation
   142,315.82 : 213,510.69 = 42,476.00 : x
2. Step 2: Convert to fraction form
   142,315.82/213,510.69 = 42,476.00/x
3. Step 3: Cross multiply
   142,315.82x = 213,510.69 × 42,476.00
4. Step 4: Simplify right side
   142,315.82x = 9,069,080,602.22
5. Step 5: Solve for x
   x = 9,069,080,602.22/142,315.82
6. Step 6: Final answer
   x = 63,725.04