Finding the Fourth Proportional to 123,631,026.47, 170,615,614.71 and 67,878,796.84

Step by Step Solution

1. Step 1: Write the proportion equation
   123,631,026.47 : 170,615,614.71 = 67,878,796.84 : x
2. Step 2: Convert to fraction form
   123,631,026.47/170,615,614.71 = 67,878,796.84/x
3. Step 3: Cross multiply
   123,631,026.47x = 170,615,614.71 × 67,878,796.84
4. Step 4: Simplify right side
   123,631,026.47x = 11,581,182,648,459,814
5. Step 5: Solve for x
   x = 11,581,182,648,459,814/123,631,026.47
6. Step 6: Final answer
   x = 93,675,374.05