Finding the Fourth Proportional to 174,971.34, 262,498.59 and 56,642.63

Step by Step Solution

1. Step 1: Write the proportion equation
   174,971.34 : 262,498.59 = 56,642.63 : x
2. Step 2: Convert to fraction form
   174,971.34/262,498.59 = 56,642.63/x
3. Step 3: Cross multiply
   174,971.34x = 262,498.59 × 56,642.63
4. Step 4: Simplify right side
   174,971.34x = 14,868,609,196.40
5. Step 5: Solve for x
   x = 14,868,609,196.40/174,971.34
6. Step 6: Final answer
   x = 84,977.40