Finding the Fourth Proportional to 42,139,970.12, 58,157,879.64 and 23,806,436.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,139,970.12 : 58,157,879.64 = 23,806,436.60 : x
2. Step 2: Convert to fraction form
   42,139,970.12/58,157,879.64 = 23,806,436.60/x
3. Step 3: Cross multiply
   42,139,970.12x = 58,157,879.64 × 23,806,436.60
4. Step 4: Simplify right side
   42,139,970.12x = 1,384,531,874,440,091
5. Step 5: Solve for x
   x = 1,384,531,874,440,091/42,139,970.12
6. Step 6: Final answer
   x = 32,855,549.51