Finding the Fourth Proportional to 102,608,168.34, 141,599,408.89 and 55,565,322.99

Step by Step Solution

1. Step 1: Write the proportion equation
   102,608,168.34 : 141,599,408.89 = 55,565,322.99 : x
2. Step 2: Convert to fraction form
   102,608,168.34/141,599,408.89 = 55,565,322.99/x
3. Step 3: Cross multiply
   102,608,168.34x = 141,599,408.89 × 55,565,322.99
4. Step 4: Simplify right side
   102,608,168.34x = 7,868,016,889,457,929
5. Step 5: Solve for x
   x = 7,868,016,889,457,929/102,608,168.34
6. Step 6: Final answer
   x = 76,680,219.69