Finding the Fourth Proportional to 105,007, 157,583.46 and 42,677.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,007 : 157,583.46 = 42,677.56 : x
2. Step 2: Convert to fraction form
   105,007/157,583.46 = 42,677.56/x
3. Step 3: Cross multiply
   105,007x = 157,583.46 × 42,677.56
4. Step 4: Simplify right side
   105,007x = 6,725,277,569.16
5. Step 5: Solve for x
   x = 6,725,277,569.16/105,007
6. Step 6: Final answer
   x = 64,045.99