Finding the Fourth Proportional to 118,858,339.38, 163,955,016.72 and 74,735,483.16

Step by Step Solution

1. Step 1: Write the proportion equation
   118,858,339.38 : 163,955,016.72 = 74,735,483.16 : x
2. Step 2: Convert to fraction form
   118,858,339.38/163,955,016.72 = 74,735,483.16/x
3. Step 3: Cross multiply
   118,858,339.38x = 163,955,016.72 × 74,735,483.16
4. Step 4: Simplify right side
   118,858,339.38x = 12,253,257,391,075,078
5. Step 5: Solve for x
   x = 12,253,257,391,075,078/118,858,339.38
6. Step 6: Final answer
   x = 103,091,271.97