Finding the Fourth Proportional to 140,509,026.32, 210,884,608.32 and 97,408,496.72

Step by Step Solution

1. Step 1: Write the proportion equation
   140,509,026.32 : 210,884,608.32 = 97,408,496.72 : x
2. Step 2: Convert to fraction form
   140,509,026.32/210,884,608.32 = 97,408,496.72/x
3. Step 3: Cross multiply
   140,509,026.32x = 210,884,608.32 × 97,408,496.72
4. Step 4: Simplify right side
   140,509,026.32x = 20,541,952,677,837,204
5. Step 5: Solve for x
   x = 20,541,952,677,837,204/140,509,026.32
6. Step 6: Final answer
   x = 146,196,676.58