Finding the Fourth Proportional to 152,359,488.37, 210,274,043.14 and 90,479,826.93

Step by Step Solution

1. Step 1: Write the proportion equation
   152,359,488.37 : 210,274,043.14 = 90,479,826.93 : x
2. Step 2: Convert to fraction form
   152,359,488.37/210,274,043.14 = 90,479,826.93/x
3. Step 3: Cross multiply
   152,359,488.37x = 210,274,043.14 × 90,479,826.93
4. Step 4: Simplify right side
   152,359,488.37x = 19,025,559,032,080,184
5. Step 5: Solve for x
   x = 19,025,559,032,080,184/152,359,488.37
6. Step 6: Final answer
   x = 124,872,820.43