Finding the Fourth Proportional to 523,185, 784,784.88 and 149,208

Step by Step Solution

1. Step 1: Write the proportion equation
   523,185 : 784,784.88 = 149,208 : x
2. Step 2: Convert to fraction form
   523,185/784,784.88 = 149,208/x
3. Step 3: Cross multiply
   523,185x = 784,784.88 × 149,208
4. Step 4: Simplify right side
   523,185x = 117,096,182,375.04
5. Step 5: Solve for x
   x = 117,096,182,375.04/523,185
6. Step 6: Final answer
   x = 223,814.10