Finding the Fourth Proportional to 89,814,741.95, 134,721,214.81 and 28,403,911.15

Step by Step Solution

1. Step 1: Write the proportion equation
   89,814,741.95 : 134,721,214.81 = 28,403,911.15 : x
2. Step 2: Convert to fraction form
   89,814,741.95/134,721,214.81 = 28,403,911.15/x
3. Step 3: Cross multiply
   89,814,741.95x = 134,721,214.81 × 28,403,911.15
4. Step 4: Simplify right side
   89,814,741.95x = 3,826,609,415,075,491.50
5. Step 5: Solve for x
   x = 3,826,609,415,075,491.50/89,814,741.95
6. Step 6: Final answer
   x = 42,605,582.69