Finding the Fourth Proportional to 116,645, 174,993.42 and 42,773

Step by Step Solution

1. Step 1: Write the proportion equation
   116,645 : 174,993.42 = 42,773 : x
2. Step 2: Convert to fraction form
   116,645/174,993.42 = 42,773/x
3. Step 3: Cross multiply
   116,645x = 174,993.42 × 42,773
4. Step 4: Simplify right side
   116,645x = 7,484,993,553.66
5. Step 5: Solve for x
   x = 7,484,993,553.66/116,645
6. Step 6: Final answer
   x = 64,169.00