Finding the Fourth Proportional to 76,935,111.99, 115,424,242.74 and 30,909,300.90

Step by Step Solution

1. Step 1: Write the proportion equation
   76,935,111.99 : 115,424,242.74 = 30,909,300.90 : x
2. Step 2: Convert to fraction form
   76,935,111.99/115,424,242.74 = 30,909,300.90/x
3. Step 3: Cross multiply
   76,935,111.99x = 115,424,242.74 × 30,909,300.90
4. Step 4: Simplify right side
   76,935,111.99x = 3,567,682,650,005,300
5. Step 5: Solve for x
   x = 3,567,682,650,005,300/76,935,111.99
6. Step 6: Final answer
   x = 46,372,619.18