Finding the Fourth Proportional to 156,969.32, 235,428.72 and 43,090.56

Step by Step Solution

1. Step 1: Write the proportion equation
   156,969.32 : 235,428.72 = 43,090.56 : x
2. Step 2: Convert to fraction form
   156,969.32/235,428.72 = 43,090.56/x
3. Step 3: Cross multiply
   156,969.32x = 235,428.72 × 43,090.56
4. Step 4: Simplify right side
   156,969.32x = 10,144,755,384.88
5. Step 5: Solve for x
   x = 10,144,755,384.88/156,969.32
6. Step 6: Final answer
   x = 64,628.91