Finding the Fourth Proportional to 462,322.05, 693,558.98 and 142,473.98

Step by Step Solution

1. Step 1: Write the proportion equation
   462,322.05 : 693,558.98 = 142,473.98 : x
2. Step 2: Convert to fraction form
   462,322.05/693,558.98 = 142,473.98/x
3. Step 3: Cross multiply
   462,322.05x = 693,558.98 × 142,473.98
4. Step 4: Simplify right side
   462,322.05x = 98,814,108,245.34
5. Step 5: Solve for x
   x = 98,814,108,245.34/462,322.05
6. Step 6: Final answer
   x = 213,734.36