Finding the Fourth Proportional to 42,955,118.10, 64,406,977.74 and 29,139,055.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,955,118.10 : 64,406,977.74 = 29,139,055.29 : x
2. Step 2: Convert to fraction form
   42,955,118.10/64,406,977.74 = 29,139,055.29/x
3. Step 3: Cross multiply
   42,955,118.10x = 64,406,977.74 × 29,139,055.29
4. Step 4: Simplify right side
   42,955,118.10x = 1,876,758,485,427,659.25
5. Step 5: Solve for x
   x = 1,876,758,485,427,659.25/42,955,118.10
6. Step 6: Final answer
   x = 43,691,149.47