Finding the Third Proportional to 194,457 and 291,688.88

Step by Step Solution

1. Step 1: Write the proportion equation
   194,457 : 291,688.88 = 291,688.88 : x
2. Step 2: Convert to fraction form
   194,457/291,688.88 = 291,688.88/x
3. Step 3: Cross multiply
   194,457x = 291,688.88 × 291,688.88
4. Step 4: Simplify right side
   194,457x = 85,082,399,798.77
5. Step 5: Solve for x
   x = 85,082,399,798.77/194,457
6. Step 6: Final answer
   x = 437,538.38