Finding the Fourth Proportional to 191,053.68, 263,653.32 and 105,018.42

Step by Step Solution

1. Step 1: Write the proportion equation
   191,053.68 : 263,653.32 = 105,018.42 : x
2. Step 2: Convert to fraction form
   191,053.68/263,653.32 = 105,018.42/x
3. Step 3: Cross multiply
   191,053.68x = 263,653.32 × 105,018.42
4. Step 4: Simplify right side
   191,053.68x = 27,688,455,094.15
5. Step 5: Solve for x
   x = 27,688,455,094.15/191,053.68
6. Step 6: Final answer
   x = 144,925.00