Finding the Fourth Proportional to 118,026.42, 162,869.73 and 64,308.84

Step by Step Solution

1. Step 1: Write the proportion equation
   118,026.42 : 162,869.73 = 64,308.84 : x
2. Step 2: Convert to fraction form
   118,026.42/162,869.73 = 64,308.84/x
3. Step 3: Cross multiply
   118,026.42x = 162,869.73 × 64,308.84
4. Step 4: Simplify right side
   118,026.42x = 10,473,963,407.41
5. Step 5: Solve for x
   x = 10,473,963,407.41/118,026.42
6. Step 6: Final answer
   x = 88,742.53