Finding the Fourth Proportional to 136,810,875.59, 188,799,190.37 and 74,087,081.69

Step by Step Solution

1. Step 1: Write the proportion equation
   136,810,875.59 : 188,799,190.37 = 74,087,081.69 : x
2. Step 2: Convert to fraction form
   136,810,875.59/188,799,190.37 = 74,087,081.69/x
3. Step 3: Cross multiply
   136,810,875.59x = 188,799,190.37 × 74,087,081.69
4. Step 4: Simplify right side
   136,810,875.59x = 13,987,581,039,948,052
5. Step 5: Solve for x
   x = 13,987,581,039,948,052/136,810,875.59
6. Step 6: Final answer
   x = 102,240,271.32